Ok so from reading on PGN I understand the reasons behind the high alkalinity start ups but what then? Once the pool has stabilised what does the alkalinity do that the calcium hardness doesn't by way of protecting the surface. I don't get the buff
Has anyone any knowledge of this inovative idea, it would seem via a venturi system to double the through put of the skimmer and having the venturi exit under the skimmer may also be a plus for the circulation without main drain concept.
I see a lot of plumbing installations that mention having straight pipe runs of 3x dia of the pipe minimum before the pump. Whilst I understand why that would be for a normal water pump, almost all pool pumps break this theory by making the water tur